.loader {
  width: 70px;
  height: 70px;
  border: 3px solid #6e82e5;
  border-radius: 50%;
  display: inline-block;
  box-sizing: border-box;
  animation: rotation 1s linear infinite;
  position: absolute;
  top: 50%;
  left: 50%;
}
.loader::after {
  content: "";
  box-sizing: border-box;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 82px;
  height: 82px;
  border-radius: 50%;
  border: 3px solid transparent;
  border-bottom-color: #ff3d00;
}

@keyframes rotation {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}
